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v2.4.1.9

Segment Information (Reconciliation of Consolidated Net Operating Income) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2015 | Mar. 31, 2014
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |  |
Consolidated net operating income | $ 89,708 us-gaap_GrossProfit | $ 90,140 us-gaap_GrossProfit
Other income (expense): |  |
Depreciation and amortization | (51,111)us-gaap_DepreciationAndAmortization | (52,570)us-gaap_DepreciationAndAmortization
General and administrative expenses | (8,636)us-gaap_GeneralAndAdministrativeExpense | (8,181)us-gaap_GeneralAndAdministrativeExpense
Interest income | 750 us-gaap_InterestIncomeOther | 385 us-gaap_InterestIncomeOther
Interest expense | (28,176)us-gaap_InterestExpenseDebt | (31,844)us-gaap_InterestExpenseDebt
Interest expense — amortization of deferred financing costs | (1,079)us-gaap_AmortizationOfFinancingCosts | (1,189)us-gaap_AmortizationOfFinancingCosts
Interest expense — financing obligation | (286)us-gaap_InterestExpenseOther | (272)us-gaap_InterestExpenseOther
Equity in income of Real Estate Ventures | 131 us-gaap_IncomeLossFromEquityMethodInvestments | 242 us-gaap_IncomeLossFromEquityMethodInvestments
Net gain on disposition of real estate | 9,019 us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal | 0 us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal
Gain on sale of undepreciated real estate | 0 bdn_Netgainlossonsaleofundepreciatedrealestate | 1,187 bdn_Netgainlossonsaleofundepreciatedrealestate
Loss on real estate venture transactions | 0 bdn_NetGainLossOnRealEstateVentureTransactionsincludingrealestateventureformation | (135)bdn_NetGainLossOnRealEstateVentureTransactionsincludingrealestateventureformation
Provision for impairment on assets held for sale | (1,726)us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf | 0 us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf
Income (Loss) from continuing operations | 8,594 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (2,237)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Total discontinued operations | 0 us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax | (8)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
Net income | $ 8,594 us-gaap_ProfitLoss | $ (2,245)us-gaap_ProfitLoss

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- Definition Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 8 -Article 9 + Details
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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